A P.H. D in the feild of Zombiology. a very prestigous title, sought after by many who think they are cool enough to like zombies, yet few actully take it to the next step and study them and their habits.
Someone who spouts completebullshit, with a wholly undeserved air of authority, can be said to have this.
"What kind of authority does this guy think he has, saying that shit like it's objective fact?"
"Apparently he has some kind of degree..."
"Yeah, Doctorate in Truthology!"